1, learning classification is to classify some things in daily life according to some similarity, such as color, shape, use and so on. Parents should pay attention to guiding their children to find the basis of classification, that is, the similarities of things. Let children pay attention to the details of things and enhance their observation ability.

2. To understand large groups and small groups, we must first teach children the names of relevant groups, such as furniture and animal food. Let children understand that each group has certain ingredients. At the same time, let children understand that large groups contain many small groups, and small groups are combined into large groups. Like animals, birds and sparrows.

3. Understanding the concept of order This kind of learning is helpful for children's future reading and an important way to train children's logical thinking. These orders can be from largest to smallest, from hardest to softest, from sweet to light, and so on. , can also be arranged in reverse.

4. Establish a concept of time. Children's concept of time is very vague. It is undoubtedly necessary for children to master some words expressing time and understand their meanings. When children really understand the meaning of words such as "before", "immediately" or "immediately", they may be more disciplined.